Boston lead service line replacement
Short answer
BWSC replaces private-side lead service lines at no cost to the owner, when BWSC does the work.
- Official sources
- Last checked:
- Free, no sign-up

| Utility | Boston Water and Sewer Commission (BWSC) |
|---|---|
| Program | Lead Replacement Incentive Program |
| Type | Free |
| Phone | 617-989-7888 |
| Official page | www.bwsc.org/environment-education/lead-your-water/lead-repl... |
Who qualifies
- Service pipe 2 inches or smaller
- Water and sewer account is not delinquent
- BWSC (its contractor) does the work
- No extraordinary obstacles at the property
How to apply
- Call the BWSC Lead Hotline at 617-989-7888
- Have BWSC confirm the line material
- Sign the agreement so BWSC's contractor can replace the line
Good to know
BWSC says replacement work is generally done April through October.
Your next steps, in order
Disclosure: Some links below are affiliate links: we may earn a commission at no cost to you. Plumber quotes are a referral service that is free to you, paid by providers, and your details are shared with them. We always show free programs first. Read our full disclosure.
1. Use the free or low-cost program first
Many utilities replace lines at no cost or offer no-interest loans.
Go to the official program2. Test your water
Some cities test free (Chicago: call 311). Otherwise a certified-lab mail-in kit is an option.
Tap Score test kit (affiliate link, placeholder)3. While you wait, consider a certified filter
Look for NSF/ANSI 53 certification for lead reduction.
NSF/ANSI 53 filters on Amazon (affiliate, placeholder)If the free program covers your line, you’re done. You don’t need step 4.
4. Not eligible or can’t wait? Compare plumbers
Before hiring, ask your utility whether you need pre-approval so you don’t lose program help.
Plumber quotes (referral, coming soon)
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